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MOTOROLA MVME23XX Channel contact card

MOTOROLA MVME23XX Channel contact card

MOTOROLA MVME23XX Channel contact card

The following requirements are valid for emergency stops in addition to the requirements for the stop functions: • It must have priority over all other functions and operations in all operating modes. • The power to the machine drive elements which can cause a dangerous state must be switched off as quickly as possible without creating other dangers. • Resetting is not permitted to cause a restart. Emergency stops must be category 0 or category 1 stop functions. The necessary stop function must be determined based on a risk evaluation for the machine.

For emergency stop function in stop category 0

only hard wired, electromechanical equipment can be used. Additionally, the function is not permitted to depend on electronic switching logic (hardware or software) or the transfer of commands via a communication network or data connection. 1) When using a category 1 stop function for the emergency stop function, it must be guaranteed that the power to the machine drive elements is completely switched off. These elements must be switched off using electromechanical equipment . 1)

                                                                        

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